1251423210414 has 32 divisors (see below), whose sum is σ = 2699020517760. Its totient is φ = 384532231392.

The previous prime is 1251423210347. The next prime is 1251423210431. The reversal of 1251423210414 is 4140123241521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10797492 + ... + 10912775.

It is an arithmetic number, because the mean of its divisors is an integer number (84344391180).

Almost surely, 2^{1251423210414} is an apocalyptic number.

1251423210414 is an abundant number, since it is smaller than the sum of its proper divisors (1447597307346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1251423210414 is a wasteful number, since it uses less digits than its factorization.

1251423210414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21711024.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1251423210414 its reverse (4140123241521), we get a palindrome (5391546451935).

The spelling of 1251423210414 in words is "one trillion, two hundred fifty-one billion, four hundred twenty-three million, two hundred ten thousand, four hundred fourteen".